Date: 03/08/05

SP385E Enhanced +3V to +5V RS-232 Line Driver/Receiver

© Copyright 2005 Sipex Corporation

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SP385E

FEATURES

■ Operates from 3.3V or 5V Power Supply

■ Meets All EIA-232D and V.28 Specifica-

tions at 5V

■ Meets EIA-562 Specifications at 3.3V

■ Two Drivers and Receivers

■ Operates with 0.1µF to 10µF Capacitors

■ High Data Rate — 120kbps Under Load

■ Low Power Shutdown ≤1µA

■ 3-State TTL/CMOS Receiver Outputs

■ Low Power CMOS — 5mA Operation

■ Improved ESD Specifications:

+15kV Human Body Model

+15kV IEC1000-4-2 Air Discharge

+8kV IEC1000-4-2 Contact Discharge

TTL/CMOS INPUTS

RS232 OUTPUTS

TTL/CMOS OUTPUTS

RS232 INPUTS

CHARGE

PUMP

Enhanced +3V or +5V RS-232 Line Driver/Receiver

®

Now Available in Lead Free Packaging

TYPICAL APPLICATION CIRCUIT

Sipex's SP385E is an enhanced version of the SP200 family of RS232 line drivers/receivers.

The SP385E offers +3.3V operation for EIS-562 and EIA-232 applications. The SP385E

features offered maintains the same performance features offered in its predecessors. The

SP385E is available in plastic SOIC or SSOP packages operating over the commercial and

industrial temperature ranges. The SP385E is pin compatible to the LTC1385 EIA-562

transceiver with the exception that the drivers are disabled with the ON/OFF pin.

DESCRIPTION

ON/OFF

V

GND

T OUT

R IN

R OUT

T IN

T IN

R OUT

N/C

C +

V+

C -

C +

C -

V-

T OUT

R IN

2

1

2

3

4

5

6

7

8

9

18

17

16

15

14

13

12

11

10

1

1

CC

2

2

2

1

2

2

1

1

1